批处理-删除环境变量

@echo off
echo delete current path into environmet...
set regpath=HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlSession ManagerEnvironment
set evname=BAT_HOME
reg delete "%regpath%" /v "%evname%"  /f
pause>nul

　　

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原文地址：https://www.cnblogs.com/alexYuin/p/9229010.html